Pomona (Wilton Heights) CA, US: 34.0667, -117.7506
| Date Observed (UTC) | NOX | NO | NOY | NO2 | NO2Y | SO2 | OZONE | CO | PM10 | PM2.5 | AQI | AQI/500 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 27, 2020, 2 p.m. | 53.0 ppb (49) | 30.5 ppb (28) | N/A | 23.0 ppb (21) | N/A | N/A | 3.0 ppb (2) | 0.85 ppb (9) | N/A | N/A | 49.0 | |
| Jan. 27, 2020, 1 p.m. | 32.2 ppb (30) | 13.4 ppb (12) | N/A | 19.0 ppb (18) | N/A | N/A | 4.0 ppb (3) | 0.69 ppb (8) | N/A | N/A | 30.0 | |
| Jan. 27, 2020, noon | 20.2 ppb (19) | 4.2 ppb (4) | N/A | 16.0 ppb (15) | N/A | N/A | 6.0 ppb (5) | 0.53 ppb (6) | N/A | N/A | 19.0 | |
| Jan. 27, 2020, 11 a.m. | 17.9 ppb (17) | 1.8 ppb (2) | N/A | 16.0 ppb (15) | N/A | N/A | 7.0 ppb (5) | 0.46 ppb (5) | N/A | N/A | 17.0 | |
| Jan. 27, 2020, 10 a.m. | 16.6 ppb (15) | 1.8 ppb (2) | N/A | 15.0 ppb (14) | N/A | N/A | 11.0 ppb (8) | 0.46 ppb (5) | N/A | N/A | 15.0 | |
| Jan. 27, 2020, 9 a.m. | 14.0 ppb (13) | 1.2 ppb (1) | N/A | 13.0 ppb (12) | N/A | N/A | 14.0 ppb (11) | 0.38 ppb (4) | N/A | N/A | 13.0 | |
| Jan. 27, 2020, 8 a.m. | 10.1 ppb (9) | 0.6 ppb (1) | N/A | 10.0 ppb (9) | N/A | N/A | 20.0 ppb (15) | 0.36 ppb (4) | N/A | N/A | 15.0 | |
| Jan. 27, 2020, 7 a.m. | 15.1 ppb (14) | 0.7 ppb (1) | N/A | 14.0 ppb (13) | N/A | N/A | 18.0 ppb (14) | 0.42 ppb (5) | N/A | N/A | 14.0 | |
| Jan. 27, 2020, 6 a.m. | 19.5 ppb (18) | 1.9 ppb (2) | N/A | 18.0 ppb (17) | N/A | N/A | 15.0 ppb (12) | 0.46 ppb (5) | N/A | N/A | 18.0 | |
| Jan. 27, 2020, 5 a.m. | 26.6 ppb (25) | 3.6 ppb (3) | N/A | 23.0 ppb (21) | N/A | N/A | 11.0 ppb (8) | 0.66 ppb (7) | N/A | N/A | 25.0 | |
| Jan. 27, 2020, 4 a.m. | 21.1 ppb (20) | 2.4 ppb (2) | N/A | 19.0 ppb (18) | N/A | N/A | 16.0 ppb (12) | 0.55 ppb (6) | N/A | N/A | 20.0 | |
| Jan. 27, 2020, 3 a.m. | 27.2 ppb (25) | 3.4 ppb (3) | N/A | 24.0 ppb (22) | N/A | N/A | 13.0 ppb (10) | 0.63 ppb (7) | N/A | N/A | 25.0 | |
| Jan. 27, 2020, 2 a.m. | 26.1 ppb (24) | 4.1 ppb (4) | N/A | 22.0 ppb (20) | N/A | N/A | 15.0 ppb (12) | 0.62 ppb (7) | N/A | N/A | 24.0 | |
| Jan. 27, 2020, 1 a.m. | 20.9 ppb (19) | 2.5 ppb (2) | N/A | 18.0 ppb (17) | N/A | N/A | 21.0 ppb (16) | 0.53 ppb (6) | N/A | N/A | 19.0 | |
| Jan. 27, 2020, midnight | 19.9 ppb (18) | 6.3 ppb (6) | N/A | 14.0 ppb (13) | N/A | N/A | 27.0 ppb (21) | 0.45 ppb (5) | N/A | N/A | 21.0 | |
| Jan. 26, 2020, 11 p.m. | 10.8 ppb (10) | 2.0 ppb (2) | N/A | 9.0 ppb (8) | N/A | N/A | 28.0 ppb (22) | 0.44 ppb (5) | N/A | N/A | 22.0 | |
| Jan. 26, 2020, 10 p.m. | 10.2 ppb (9) | 2.3 ppb (2) | N/A | 8.0 ppb (7) | N/A | N/A | 27.0 ppb (21) | 0.43 ppb (5) | N/A | N/A | 21.0 | |
| Jan. 26, 2020, 9 p.m. | 11.2 ppb (10) | 3.0 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | 25.0 ppb (19) | 0.43 ppb (5) | N/A | N/A | 19.0 | |
| Jan. 26, 2020, 8 p.m. | 12.6 ppb (12) | 3.4 ppb (3) | N/A | 9.0 ppb (8) | N/A | N/A | 20.0 ppb (15) | 0.45 ppb (5) | N/A | N/A | 15.0 | |
| Jan. 26, 2020, 7 p.m. | 20.1 ppb (19) | 6.2 ppb (6) | N/A | 14.0 ppb (13) | N/A | N/A | 14.0 ppb (11) | 0.54 ppb (6) | N/A | N/A | 19.0 | |
| Jan. 26, 2020, 6 p.m. | 19.5 ppb (18) | 6.1 ppb (6) | N/A | 13.0 ppb (12) | N/A | N/A | 13.0 ppb (10) | 0.53 ppb (6) | N/A | N/A | 18.0 | |
| Jan. 26, 2020, 5 p.m. | 19.8 ppb (18) | 6.0 ppb (6) | N/A | 14.0 ppb (13) | N/A | N/A | 11.0 ppb (8) | 0.54 ppb (6) | N/A | N/A | 18.0 | |
| Jan. 26, 2020, 4 p.m. | 21.3 ppb (20) | 5.3 ppb (5) | N/A | 16.0 ppb (15) | N/A | N/A | 8.0 ppb (6) | 0.52 ppb (6) | N/A | N/A | 20.0 | |
| Jan. 26, 2020, 3 p.m. | 14.0 ppb (13) | 1.9 ppb (2) | N/A | 12.0 ppb (11) | N/A | N/A | 9.0 ppb (7) | 0.46 ppb (5) | N/A | N/A | 13.0 | |
| Jan. 26, 2020, 2 p.m. | 10.3 ppb (10) | 0.5 ppb (0) | N/A | 10.0 ppb (9) | N/A | N/A | 13.0 ppb (10) | 0.4 ppb (4) | N/A | N/A | 10.0 | |
| Jan. 26, 2020, 1 p.m. | 9.6 ppb (9) | 0.6 ppb (1) | N/A | 9.0 ppb (8) | N/A | N/A | 14.0 ppb (11) | 0.39 ppb (4) | N/A | N/A | 11.0 | |
| Jan. 26, 2020, noon | 10.6 ppb (10) | 1.2 ppb (1) | N/A | 9.0 ppb (8) | N/A | N/A | 14.0 ppb (11) | 0.38 ppb (4) | N/A | N/A | 11.0 | |
| Jan. 26, 2020, 11 a.m. | 15.0 ppb (14) | 1.7 ppb (2) | N/A | 13.0 ppb (12) | N/A | N/A | 11.0 ppb (8) | 0.44 ppb (5) | N/A | N/A | 14.0 | |
| Jan. 26, 2020, 10 a.m. | 14.6 ppb (14) | 1.6 ppb (1) | N/A | 13.0 ppb (12) | N/A | N/A | 11.0 ppb (8) | 0.44 ppb (5) | N/A | N/A | 14.0 | |
| Jan. 26, 2020, 9 a.m. | 19.0 ppb (18) | 1.6 ppb (1) | N/A | 17.0 ppb (16) | N/A | N/A | 9.0 ppb (7) | 0.5 ppb (6) | N/A | N/A | 18.0 | |
| Jan. 26, 2020, 8 a.m. | 25.8 ppb (24) | 3.9 ppb (4) | N/A | 22.0 ppb (20) | N/A | N/A | 6.0 ppb (5) | 0.63 ppb (7) | N/A | N/A | 24.0 | |
| Jan. 26, 2020, 7 a.m. | 34.3 ppb (32) | 7.6 ppb (7) | N/A | 27.0 ppb (25) | N/A | N/A | 4.0 ppb (3) | 0.75 ppb (8) | N/A | N/A | 32.0 | |
| Jan. 26, 2020, 6 a.m. | 47.5 ppb (44) | 18.4 ppb (17) | N/A | 29.0 ppb (27) | N/A | N/A | 3.0 ppb (2) | 0.9 ppb (10) | N/A | N/A | 44.0 | |
| Jan. 26, 2020, 5 a.m. | 32.4 ppb (30) | 6.6 ppb (6) | N/A | 26.0 ppb (24) | N/A | N/A | 8.0 ppb (6) | 0.71 ppb (8) | N/A | N/A | 30.0 | |
| Jan. 26, 2020, 4 a.m. | 32.7 ppb (30) | 3.9 ppb (4) | N/A | 29.0 ppb (27) | N/A | N/A | 9.0 ppb (7) | 0.64 ppb (7) | N/A | N/A | 30.0 | |
| Jan. 26, 2020, 3 a.m. | 23.2 ppb (21) | 2.1 ppb (2) | N/A | 21.0 ppb (19) | N/A | N/A | 16.0 ppb (12) | 0.54 ppb (6) | N/A | N/A | 21.0 | |
| Jan. 26, 2020, 2 a.m. | 19.5 ppb (18) | 1.9 ppb (2) | N/A | 18.0 ppb (17) | N/A | N/A | 21.0 ppb (16) | 0.53 ppb (6) | N/A | N/A | 18.0 | |
| Jan. 26, 2020, 1 a.m. | 35.3 ppb (33) | 4.0 ppb (4) | N/A | 31.0 ppb (29) | N/A | N/A | 19.0 ppb (15) | 0.74 ppb (8) | N/A | N/A | 33.0 | |
| Jan. 26, 2020, midnight | 31.5 ppb (29) | 4.3 ppb (4) | N/A | 27.0 ppb (25) | N/A | N/A | 23.0 ppb (18) | 0.62 ppb (7) | N/A | N/A | 29.0 | |
| Jan. 25, 2020, 11 p.m. | 23.2 ppb (21) | 4.1 ppb (4) | N/A | 19.0 ppb (18) | N/A | N/A | 29.0 ppb (22) | 0.46 ppb (5) | N/A | N/A | 22.0 | |
| Jan. 25, 2020, 10 p.m. | 28.0 ppb (26) | 7.0 ppb (6) | N/A | 21.0 ppb (19) | N/A | N/A | 28.0 ppb (22) | 0.52 ppb (6) | N/A | N/A | 26.0 | |
| Jan. 25, 2020, 9 p.m. | 37.0 ppb (34) | 12.3 ppb (11) | N/A | 25.0 ppb (23) | N/A | N/A | 22.0 ppb (17) | 0.61 ppb (7) | N/A | N/A | 34.0 | |
| Jan. 25, 2020, 8 p.m. | 24.1 ppb (22) | 8.2 ppb (8) | N/A | 16.0 ppb (15) | N/A | N/A | 25.0 ppb (19) | 0.42 ppb (5) | N/A | N/A | 22.0 | |
| Jan. 25, 2020, 7 p.m. | 28.6 ppb (26) | 10.2 ppb (9) | N/A | 18.0 ppb (17) | N/A | N/A | 23.0 ppb (18) | 0.44 ppb (5) | N/A | N/A | 26.0 | |
| Jan. 25, 2020, 6 p.m. | 46.4 ppb (43) | 19.9 ppb (18) | N/A | 27.0 ppb (25) | N/A | N/A | 17.0 ppb (13) | 0.59 ppb (7) | N/A | N/A | 43.0 | |
| Jan. 25, 2020, 5 p.m. | 57.3 ppb (54) | 28.7 ppb (27) | N/A | 29.0 ppb (27) | N/A | N/A | 12.0 ppb (9) | 0.68 ppb (8) | N/A | N/A | 54.0 | |
| Jan. 25, 2020, 4 p.m. | 91.1 ppb (89) | 59.0 ppb (55) | N/A | 32.0 ppb (30) | N/A | N/A | 6.0 ppb (5) | 0.94 ppb (10) | N/A | N/A | 89.0 | |
| Jan. 25, 2020, 3 p.m. | 103.9 ppb (101) | 75.5 ppb (73) | N/A | 28.0 ppb (26) | N/A | N/A | 4.0 ppb (3) | 1.27 ppb (14) | N/A | N/A | 101.0 | |
| Jan. 25, 2020, 2 p.m. | 86.9 ppb (85) | 58.6 ppb (55) | N/A | 28.0 ppb (26) | N/A | N/A | 3.0 ppb (2) | 0.92 ppb (10) | N/A | N/A | 85.0 | |
| Jan. 25, 2020, 1 p.m. | 65.6 ppb (62) | 40.5 ppb (38) | N/A | 25.0 ppb (23) | N/A | N/A | 3.0 ppb (2) | 0.67 ppb (7) | N/A | N/A | 62.0 | |
| Jan. 25, 2020, noon | 81.8 ppb (80) | 53.7 ppb (50) | N/A | 28.0 ppb (26) | N/A | N/A | 3.0 ppb (2) | 0.84 ppb (9) | N/A | N/A | 80.0 | |
| Jan. 25, 2020, 11 a.m. | 76.3 ppb (74) | 48.1 ppb (45) | N/A | 28.0 ppb (26) | N/A | N/A | 3.0 ppb (2) | 0.89 ppb (10) | N/A | N/A | 74.0 | |
| Jan. 25, 2020, 10 a.m. | 75.8 ppb (73) | 47.1 ppb (44) | N/A | 29.0 ppb (27) | N/A | N/A | 3.0 ppb (2) | 0.77 ppb (9) | N/A | N/A | 73.0 | |
| Jan. 25, 2020, 9 a.m. | 71.0 ppb (68) | 44.1 ppb (41) | N/A | 27.0 ppb (25) | N/A | N/A | 3.0 ppb (2) | 0.85 ppb (9) | N/A | N/A | 68.0 | |
| Jan. 25, 2020, 8 a.m. | 57.9 ppb (54) | 31.1 ppb (29) | N/A | 27.0 ppb (25) | N/A | N/A | 3.0 ppb (2) | 0.77 ppb (9) | N/A | N/A | 54.0 | |
| Jan. 25, 2020, 7 a.m. | 63.1 ppb (60) | 31.8 ppb (29) | N/A | 31.0 ppb (29) | N/A | N/A | 3.0 ppb (2) | 0.81 ppb (9) | N/A | N/A | 60.0 | |
| Jan. 25, 2020, 6 a.m. | 83.9 ppb (82) | 51.3 ppb (48) | N/A | 33.0 ppb (31) | N/A | N/A | 3.0 ppb (2) | 1.06 ppb (12) | N/A | N/A | 82.0 | |
| Jan. 25, 2020, 5 a.m. | 73.2 ppb (70) | 36.2 ppb (34) | N/A | 37.0 ppb (34) | N/A | N/A | 3.0 ppb (2) | 0.94 ppb (10) | N/A | N/A | 70.0 | |
| Jan. 25, 2020, 4 a.m. | 76.7 ppb (74) | 35.1 ppb (32) | N/A | 42.0 ppb (39) | N/A | N/A | 3.0 ppb (2) | 0.98 ppb (11) | N/A | N/A | 74.0 | |
| Jan. 25, 2020, 3 a.m. | 55.3 ppb (51) | 12.7 ppb (12) | N/A | 43.0 ppb (40) | N/A | N/A | 4.0 ppb (3) | 0.71 ppb (8) | N/A | N/A | 51.0 | |
| Jan. 25, 2020, 2 a.m. | 53.7 ppb (50) | 10.5 ppb (10) | N/A | 43.0 ppb (40) | N/A | N/A | 5.0 ppb (4) | 0.67 ppb (7) | N/A | N/A | 50.0 | |
| Jan. 25, 2020, 1 a.m. | 44.1 ppb (41) | 6.7 ppb (6) | N/A | 37.0 ppb (34) | N/A | N/A | 10.0 ppb (8) | 0.63 ppb (7) | N/A | N/A | 41.0 | |
| Jan. 25, 2020, midnight | 32.9 ppb (30) | 5.2 ppb (5) | N/A | 28.0 ppb (26) | N/A | N/A | 22.0 ppb (17) | 0.56 ppb (6) | N/A | N/A | 30.0 | |
| Jan. 24, 2020, 11 p.m. | 28.8 ppb (27) | 6.2 ppb (6) | N/A | 23.0 ppb (21) | N/A | N/A | 26.0 ppb (20) | 0.46 ppb (5) | N/A | N/A | 27.0 | |
| Jan. 24, 2020, 10 p.m. | 23.8 ppb (22) | 6.2 ppb (6) | N/A | 18.0 ppb (17) | N/A | N/A | 29.0 ppb (22) | 0.38 ppb (4) | N/A | N/A | 22.0 | |
| Jan. 24, 2020, 9 p.m. | 18.1 ppb (17) | 5.4 ppb (5) | N/A | 13.0 ppb (12) | N/A | N/A | 32.0 ppb (25) | 0.29 ppb (3) | N/A | N/A | 25.0 | |
| Jan. 24, 2020, 8 p.m. | 24.5 ppb (23) | 8.6 ppb (8) | N/A | 16.0 ppb (15) | N/A | N/A | 26.0 ppb (20) | 0.32 ppb (4) | N/A | N/A | 23.0 | |
| Jan. 24, 2020, 7 p.m. | 43.1 ppb (40) | 17.9 ppb (17) | N/A | 25.0 ppb (23) | N/A | N/A | 20.0 ppb (15) | 0.44 ppb (5) | N/A | N/A | 40.0 | |
| Jan. 24, 2020, 6 p.m. | 68.6 ppb (66) | 35.8 ppb (33) | N/A | 33.0 ppb (31) | N/A | N/A | 13.0 ppb (10) | 0.62 ppb (7) | N/A | N/A | 66.0 | |
| Jan. 24, 2020, 5 p.m. | 120.4 ppb (104) | 79.5 ppb (77) | N/A | 41.0 ppb (38) | N/A | N/A | 8.0 ppb (6) | 0.95 ppb (11) | N/A | N/A | 104.0 | |
| Jan. 24, 2020, 4 p.m. | 140.9 ppb (108) | 104.1 ppb (101) | N/A | 37.0 ppb (34) | N/A | N/A | 5.0 ppb (4) | 1.26 ppb (14) | N/A | N/A | 108.0 | |
| Jan. 24, 2020, 3 p.m. | 117.5 ppb (103) | 85.9 ppb (84) | N/A | 32.0 ppb (30) | N/A | N/A | 3.0 ppb (2) | 1.08 ppb (12) | N/A | N/A | 103.0 | |
| Jan. 24, 2020, 2 p.m. | 94.1 ppb (93) | 64.0 ppb (61) | N/A | 30.0 ppb (28) | N/A | N/A | 3.0 ppb (2) | 0.78 ppb (9) | N/A | N/A | 93.0 | |
| Jan. 24, 2020, 1 p.m. | 70.6 ppb (68) | 42.1 ppb (39) | N/A | 29.0 ppb (27) | N/A | N/A | 3.0 ppb (2) | 0.71 ppb (8) | N/A | N/A | 68.0 | |
| Jan. 24, 2020, noon | 70.7 ppb (68) | 40.9 ppb (38) | N/A | 30.0 ppb (28) | N/A | N/A | 3.0 ppb (2) | 0.56 ppb (6) | N/A | N/A | 68.0 | |
| Jan. 24, 2020, 11 a.m. | 45.8 ppb (42) | 18.6 ppb (17) | N/A | 27.0 ppb (25) | N/A | N/A | 3.0 ppb (2) | 0.43 ppb (5) | N/A | N/A | 42.0 | |
| Jan. 24, 2020, 10 a.m. | 63.5 ppb (60) | 32.0 ppb (30) | N/A | 31.0 ppb (29) | N/A | N/A | 3.0 ppb (2) | 0.59 ppb (7) | N/A | N/A | 60.0 | |
| Jan. 24, 2020, 9 a.m. | 63.9 ppb (61) | 33.4 ppb (31) | N/A | 31.0 ppb (29) | N/A | N/A | 3.0 ppb (2) | 0.68 ppb (8) | N/A | N/A | 61.0 | |
| Jan. 24, 2020, 8 a.m. | 70.7 ppb (68) | 38.2 ppb (35) | N/A | 33.0 ppb (31) | N/A | N/A | 3.0 ppb (2) | 0.71 ppb (8) | N/A | N/A | 68.0 | |
| Jan. 24, 2020, 7 a.m. | 82.5 ppb (80) | 48.1 ppb (45) | N/A | 34.0 ppb (31) | N/A | N/A | 3.0 ppb (2) | 0.89 ppb (10) | N/A | N/A | 80.0 | |
| Jan. 24, 2020, 6 a.m. | 72.4 ppb (70) | 40.5 ppb (38) | N/A | 32.0 ppb (30) | N/A | N/A | 3.0 ppb (2) | 0.87 ppb (10) | N/A | N/A | 70.0 | |
| Jan. 24, 2020, 5 a.m. | 57.0 ppb (53) | 24.3 ppb (23) | N/A | 33.0 ppb (31) | N/A | N/A | 3.0 ppb (2) | 0.79 ppb (9) | N/A | N/A | 53.0 | |
| Jan. 24, 2020, 4 a.m. | 55.3 ppb (51) | 20.3 ppb (19) | N/A | 35.0 ppb (32) | N/A | N/A | 3.0 ppb (2) | 0.7 ppb (8) | N/A | N/A | 51.0 | |
| Jan. 24, 2020, 3 a.m. | 49.6 ppb (46) | 12.0 ppb (11) | N/A | 38.0 ppb (35) | N/A | N/A | 6.0 ppb (5) | 0.68 ppb (8) | N/A | N/A | 46.0 | |
| Jan. 24, 2020, 2 a.m. | 52.3 ppb (48) | 12.6 ppb (12) | N/A | 40.0 ppb (37) | N/A | N/A | 9.0 ppb (7) | 0.66 ppb (7) | N/A | N/A | 48.0 | |
| Jan. 24, 2020, 1 a.m. | 31.1 ppb (29) | 5.6 ppb (5) | N/A | 26.0 ppb (24) | N/A | N/A | 19.0 ppb (15) | 0.49 ppb (5) | N/A | N/A | 29.0 | |
| Jan. 24, 2020, midnight | 21.3 ppb (20) | 3.6 ppb (3) | N/A | 18.0 ppb (17) | N/A | N/A | 26.0 ppb (20) | 0.37 ppb (4) | N/A | N/A | 20.0 | |
| Jan. 23, 2020, 11 p.m. | 25.5 ppb (24) | 5.9 ppb (5) | N/A | 20.0 ppb (19) | N/A | N/A | 29.0 ppb (22) | 0.43 ppb (5) | N/A | N/A | 24.0 | |
| Jan. 23, 2020, 10 p.m. | 16.7 ppb (15) | 4.3 ppb (4) | N/A | 12.0 ppb (11) | N/A | N/A | 32.0 ppb (25) | 0.35 ppb (4) | N/A | N/A | 25.0 | |
| Jan. 23, 2020, 9 p.m. | 11.8 ppb (11) | 3.6 ppb (3) | N/A | 8.0 ppb (7) | N/A | N/A | 31.0 ppb (24) | 0.28 ppb (3) | N/A | N/A | 24.0 | |
| Jan. 23, 2020, 8 p.m. | 19.5 ppb (18) | 7.3 ppb (7) | N/A | 12.0 ppb (11) | N/A | N/A | 27.0 ppb (21) | 0.29 ppb (3) | N/A | N/A | 21.0 | |
| Jan. 23, 2020, 7 p.m. | 30.6 ppb (28) | 12.3 ppb (11) | N/A | 18.0 ppb (17) | N/A | N/A | 20.0 ppb (15) | 0.39 ppb (4) | N/A | N/A | 28.0 | |
| Jan. 23, 2020, 6 p.m. | 32.2 ppb (30) | 13.6 ppb (13) | N/A | 19.0 ppb (18) | N/A | N/A | 18.0 ppb (14) | 0.42 ppb (5) | N/A | N/A | 30.0 | |
| Jan. 23, 2020, 5 p.m. | 32.0 ppb (30) | 13.6 ppb (13) | N/A | 18.0 ppb (17) | N/A | N/A | 17.0 ppb (13) | 0.41 ppb (5) | N/A | N/A | 30.0 | |
| Jan. 23, 2020, 4 p.m. | 82.5 ppb (80) | 53.7 ppb (50) | N/A | 29.0 ppb (27) | N/A | N/A | 7.0 ppb (5) | 0.92 ppb (10) | N/A | N/A | 80.0 | |
| Jan. 23, 2020, 3 p.m. | 120.5 ppb (104) | 92.0 ppb (90) | N/A | 28.0 ppb (26) | N/A | N/A | 4.0 ppb (3) | 1.25 ppb (14) | N/A | N/A | 104.0 | |
| Jan. 23, 2020, 2 p.m. | 93.2 ppb (92) | 65.7 ppb (62) | N/A | 27.0 ppb (25) | N/A | N/A | 3.0 ppb (2) | 0.95 ppb (11) | N/A | N/A | 92.0 | |
| Jan. 23, 2020, 1 p.m. | 55.9 ppb (52) | 31.3 ppb (29) | N/A | 25.0 ppb (23) | N/A | N/A | 3.0 ppb (2) | 0.58 ppb (6) | N/A | N/A | 52.0 | |
| Jan. 23, 2020, noon | 64.4 ppb (61) | 42.6 ppb (39) | N/A | 22.0 ppb (20) | N/A | N/A | 3.0 ppb (2) | 0.56 ppb (6) | N/A | N/A | 61.0 | |
| Jan. 23, 2020, 11 a.m. | 62.7 ppb (59) | 42.1 ppb (39) | N/A | 21.0 ppb (19) | N/A | N/A | 3.0 ppb (2) | 0.52 ppb (6) | N/A | N/A | 59.0 | |
| Jan. 23, 2020, 10 a.m. | 63.9 ppb (61) | 42.2 ppb (39) | N/A | 22.0 ppb (20) | N/A | N/A | 3.0 ppb (2) | 0.53 ppb (6) | N/A | N/A | 61.0 | |
| Jan. 23, 2020, 9 a.m. | 75.7 ppb (73) | 54.1 ppb (50) | N/A | 22.0 ppb (20) | N/A | N/A | 3.0 ppb (2) | 0.68 ppb (8) | N/A | N/A | 73.0 | |
| Jan. 23, 2020, 8 a.m. | 65.6 ppb (62) | 44.5 ppb (41) | N/A | 21.0 ppb (19) | N/A | N/A | 3.0 ppb (2) | 0.68 ppb (8) | N/A | N/A | 62.0 | |
| Jan. 23, 2020, 7 a.m. | 69.6 ppb (67) | 47.8 ppb (44) | N/A | 22.0 ppb (20) | N/A | N/A | 3.0 ppb (2) | 0.78 ppb (9) | N/A | N/A | 67.0 | |
| Jan. 23, 2020, 6 a.m. | 69.6 ppb (67) | 45.0 ppb (42) | N/A | 25.0 ppb (23) | N/A | N/A | 3.0 ppb (2) | 0.82 ppb (9) | N/A | N/A | 67.0 | |
| Jan. 23, 2020, 5 a.m. | 56.2 ppb (52) | 28.4 ppb (26) | N/A | 28.0 ppb (26) | N/A | N/A | 3.0 ppb (2) | 0.82 ppb (9) | N/A | N/A | 52.0 | |
| Jan. 23, 2020, 4 a.m. | 50.9 ppb (47) | 19.0 ppb (18) | N/A | 32.0 ppb (30) | N/A | N/A | 4.0 ppb (3) | 0.65 ppb (7) | N/A | N/A | 47.0 | |
| Jan. 23, 2020, 3 a.m. | 47.0 ppb (44) | 15.0 ppb (14) | N/A | 32.0 ppb (30) | N/A | N/A | 6.0 ppb (5) | 0.64 ppb (7) | N/A | N/A | 44.0 | |
| Jan. 23, 2020, 2 a.m. | 47.0 ppb (44) | 11.8 ppb (11) | N/A | 35.0 ppb (32) | N/A | N/A | 6.0 ppb (5) | 0.71 ppb (8) | N/A | N/A | 44.0 | |
| Jan. 23, 2020, 1 a.m. | 26.7 ppb (25) | 5.3 ppb (5) | N/A | 21.0 ppb (19) | N/A | N/A | 16.0 ppb (12) | 0.49 ppb (5) | N/A | N/A | 25.0 | |
| Jan. 23, 2020, midnight | 16.3 ppb (15) | 3.8 ppb (4) | N/A | 13.0 ppb (12) | N/A | N/A | 26.0 ppb (20) | 0.34 ppb (4) | N/A | N/A | 20.0 | |
| Jan. 22, 2020, 11 p.m. | 13.8 ppb (13) | 4.4 ppb (4) | N/A | 9.0 ppb (8) | N/A | N/A | 28.0 ppb (22) | 0.28 ppb (3) | N/A | N/A | 22.0 | |
| Jan. 22, 2020, 10 p.m. | 11.6 ppb (11) | 3.8 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | 28.0 ppb (22) | 0.23 ppb (3) | N/A | N/A | 22.0 | |
| Jan. 22, 2020, 9 p.m. | 11.4 ppb (11) | 4.0 ppb (4) | N/A | 7.0 ppb (6) | N/A | N/A | 26.0 ppb (20) | 0.24 ppb (3) | N/A | N/A | 20.0 | |
| Jan. 22, 2020, 8 p.m. | 12.9 ppb (12) | 4.8 ppb (4) | N/A | 8.0 ppb (7) | N/A | N/A | 25.0 ppb (19) | 0.25 ppb (3) | N/A | N/A | 19.0 | |
| Jan. 22, 2020, 7 p.m. | 10.6 ppb (10) | 3.5 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | 25.0 ppb (19) | 0.26 ppb (3) | N/A | N/A | 19.0 | |
| Jan. 22, 2020, 6 p.m. | 10.5 ppb (10) | 3.4 ppb (3) | N/A | 7.0 ppb (6) | N/A | N/A | 24.0 ppb (18) | 0.25 ppb (3) | N/A | N/A | 18.0 | |
| Jan. 22, 2020, 5 p.m. | 15.0 ppb (14) | 4.8 ppb (4) | N/A | 10.0 ppb (9) | N/A | N/A | 19.0 ppb (15) | 0.28 ppb (3) | N/A | N/A | 15.0 | |
| Jan. 22, 2020, 4 p.m. | 36.0 ppb (33) | 14.7 ppb (14) | N/A | 21.0 ppb (19) | N/A | N/A | 6.0 ppb (5) | 0.47 ppb (5) | N/A | N/A | 33.0 | |
| Jan. 22, 2020, 3 p.m. | 37.0 ppb (34) | 12.7 ppb (12) | N/A | 24.0 ppb (22) | N/A | N/A | 5.0 ppb (4) | 0.46 ppb (5) | N/A | N/A | 34.0 | |
| Jan. 22, 2020, 2 p.m. | 26.8 ppb (25) | 4.3 ppb (4) | N/A | 23.0 ppb (21) | N/A | N/A | 6.0 ppb (5) | 0.38 ppb (4) | N/A | N/A | 25.0 | |
| Jan. 22, 2020, 1 p.m. | 21.6 ppb (20) | 2.6 ppb (2) | N/A | 19.0 ppb (18) | N/A | N/A | 8.0 ppb (6) | 0.36 ppb (4) | N/A | N/A | 20.0 | |
| Jan. 22, 2020, noon | 30.5 ppb (28) | 8.1 ppb (8) | N/A | 22.0 ppb (20) | N/A | N/A | 6.0 ppb (5) | 0.35 ppb (4) | N/A | N/A | 28.0 | |
| Jan. 22, 2020, 11 a.m. | 40.6 ppb (38) | 16.2 ppb (15) | N/A | 24.0 ppb (22) | N/A | N/A | 4.0 ppb (3) | 0.43 ppb (5) | N/A | N/A | 38.0 | |
| Jan. 22, 2020, 10 a.m. | 23.6 ppb (22) | 5.1 ppb (5) | N/A | 18.0 ppb (17) | N/A | N/A | 5.0 ppb (4) | 0.43 ppb (5) | N/A | N/A | 22.0 | |
| Jan. 22, 2020, 9 a.m. | 26.2 ppb (24) | 4.7 ppb (4) | N/A | 21.0 ppb (19) | N/A | N/A | 5.0 ppb (4) | 0.43 ppb (5) | N/A | N/A | 24.0 | |
| Jan. 22, 2020, 8 a.m. | 29.3 ppb (27) | 6.2 ppb (6) | N/A | 23.0 ppb (21) | N/A | N/A | 4.0 ppb (3) | 0.45 ppb (5) | N/A | N/A | 27.0 | |
| Jan. 22, 2020, 7 a.m. | 28.4 ppb (26) | 4.2 ppb (4) | N/A | 24.0 ppb (22) | N/A | N/A | 7.0 ppb (5) | 0.4 ppb (4) | N/A | N/A | 26.0 | |
| Jan. 22, 2020, 6 a.m. | 26.2 ppb (24) | 3.6 ppb (3) | N/A | 23.0 ppb (21) | N/A | N/A | 10.0 ppb (8) | 0.39 ppb (4) | N/A | N/A | 24.0 | |
| Jan. 22, 2020, 5 a.m. | 24.1 ppb (22) | 2.9 ppb (3) | N/A | 21.0 ppb (19) | N/A | N/A | 13.0 ppb (10) | 0.34 ppb (4) | N/A | N/A | 22.0 | |
| Jan. 22, 2020, 4 a.m. | 15.7 ppb (15) | 1.7 ppb (2) | N/A | 14.0 ppb (13) | N/A | N/A | 19.0 ppb (15) | 0.3 ppb (3) | N/A | N/A | 15.0 | |
| Jan. 22, 2020, 3 a.m. | 17.5 ppb (16) | 2.7 ppb (3) | N/A | 15.0 ppb (14) | N/A | N/A | 19.0 ppb (15) | 0.35 ppb (4) | N/A | N/A | 16.0 | |
| Jan. 22, 2020, 2 a.m. | 17.9 ppb (17) | 3.6 ppb (3) | N/A | 14.0 ppb (13) | N/A | N/A | 21.0 ppb (16) | 0.34 ppb (4) | N/A | N/A | 17.0 | |
| Jan. 22, 2020, 1 a.m. | 14.0 ppb (13) | 2.8 ppb (3) | N/A | 11.0 ppb (10) | N/A | N/A | 23.0 ppb (18) | 0.31 ppb (3) | N/A | N/A | 18.0 | |
| Jan. 22, 2020, midnight | 15.8 ppb (15) | 3.2 ppb (3) | N/A | 13.0 ppb (12) | N/A | N/A | 23.0 ppb (18) | 0.31 ppb (3) | N/A | N/A | 18.0 | |
| Jan. 21, 2020, 11 p.m. | 19.1 ppb (18) | 4.9 ppb (5) | N/A | 14.0 ppb (13) | N/A | N/A | 21.0 ppb (16) | 0.32 ppb (4) | N/A | N/A | 18.0 | |
| Jan. 21, 2020, 10 p.m. | 13.3 ppb (12) | 2.5 ppb (2) | N/A | 11.0 ppb (10) | N/A | N/A | 23.0 ppb (18) | 0.27 ppb (3) | N/A | N/A | 18.0 | |
| Jan. 21, 2020, 9 p.m. | 12.4 ppb (11) | 2.6 ppb (2) | N/A | 10.0 ppb (9) | N/A | N/A | 25.0 ppb (19) | 0.3 ppb (3) | N/A | N/A | 19.0 | |
| Jan. 21, 2020, 8 p.m. | 11.7 ppb (11) | 2.7 ppb (3) | N/A | 9.0 ppb (8) | N/A | N/A | 26.0 ppb (20) | 0.28 ppb (3) | N/A | N/A | 20.0 | |
| Jan. 21, 2020, 7 p.m. | 14.6 ppb (14) | 3.7 ppb (3) | N/A | 11.0 ppb (10) | N/A | N/A | 24.0 ppb (18) | 0.26 ppb (3) | N/A | N/A | 18.0 | |
| Jan. 21, 2020, 6 p.m. | 16.4 ppb (15) | 4.7 ppb (4) | N/A | 12.0 ppb (11) | N/A | N/A | 22.0 ppb (17) | 0.29 ppb (3) | N/A | N/A | 17.0 | |
| Jan. 21, 2020, 5 p.m. | 20.1 ppb (19) | 6.9 ppb (6) | N/A | 13.0 ppb (12) | N/A | N/A | 20.0 ppb (15) | 0.33 ppb (4) | N/A | N/A | 19.0 | |
| Jan. 21, 2020, 4 p.m. | 17.8 ppb (16) | 3.7 ppb (3) | N/A | 14.0 ppb (13) | N/A | N/A | 18.0 ppb (14) | 0.34 ppb (4) | N/A | N/A | 16.0 | |
| Jan. 21, 2020, 3 p.m. | 24.8 ppb (23) | 7.6 ppb (7) | N/A | 17.0 ppb (16) | N/A | N/A | 16.0 ppb (12) | 0.36 ppb (4) | N/A | N/A | 23.0 | |
| Jan. 21, 2020, 2 p.m. | 23.3 ppb (22) | 4.5 ppb (4) | N/A | 19.0 ppb (18) | N/A | N/A | 11.0 ppb (8) | 0.43 ppb (5) | N/A | N/A | 22.0 | |
| Jan. 21, 2020, 1 p.m. | 17.1 ppb (16) | 2.6 ppb (2) | N/A | 15.0 ppb (14) | N/A | N/A | 11.0 ppb (8) | 0.31 ppb (3) | N/A | N/A | 16.0 | |
| Jan. 21, 2020, noon | 25.7 ppb (24) | 3.7 ppb (3) | N/A | 22.0 ppb (20) | N/A | N/A | 7.0 ppb (5) | 0.33 ppb (4) | N/A | N/A | 24.0 | |
| Jan. 21, 2020, 11 a.m. | 29.0 ppb (27) | 4.2 ppb (4) | N/A | 25.0 ppb (23) | N/A | N/A | 5.0 ppb (4) | 0.34 ppb (4) | N/A | N/A | 27.0 | |
| Jan. 21, 2020, 10 a.m. | 16.5 ppb (15) | 1.3 ppb (1) | N/A | 15.0 ppb (14) | N/A | N/A | 12.0 ppb (9) | 0.3 ppb (3) | N/A | N/A | 15.0 | |
| Jan. 21, 2020, 9 a.m. | 11.3 ppb (10) | 1.0 ppb (1) | N/A | 10.0 ppb (9) | N/A | N/A | 18.0 ppb (14) | 0.28 ppb (3) | N/A | N/A | 14.0 | |
| Jan. 21, 2020, 8 a.m. | 10.8 ppb (10) | 0.8 ppb (1) | N/A | 10.0 ppb (9) | N/A | N/A | 19.0 ppb (15) | 0.29 ppb (3) | N/A | N/A | 15.0 | |
| Jan. 21, 2020, 7 a.m. | 13.2 ppb (12) | 1.3 ppb (1) | N/A | 12.0 ppb (11) | N/A | N/A | 17.0 ppb (13) | 0.34 ppb (4) | N/A | N/A | 13.0 | |
| Jan. 21, 2020, 6 a.m. | 16.5 ppb (15) | 1.5 ppb (1) | N/A | 15.0 ppb (14) | N/A | N/A | 16.0 ppb (12) | 0.38 ppb (4) | N/A | N/A | 15.0 | |
| Jan. 21, 2020, 5 a.m. | 29.0 ppb (27) | 5.0 ppb (5) | N/A | 24.0 ppb (22) | N/A | N/A | 11.0 ppb (8) | 0.48 ppb (5) | N/A | N/A | 27.0 | |
| Jan. 21, 2020, 4 a.m. | 29.1 ppb (27) | 4.7 ppb (4) | N/A | 24.0 ppb (22) | N/A | N/A | 10.0 ppb (8) | 0.53 ppb (6) | N/A | N/A | 27.0 | |
| Jan. 21, 2020, 3 a.m. | 54.6 ppb (51) | 17.7 ppb (16) | N/A | 37.0 ppb (34) | N/A | N/A | 3.0 ppb (2) | 0.85 ppb (9) | N/A | N/A | 51.0 | |
| Jan. 21, 2020, 2 a.m. | 57.9 ppb (54) | 19.9 ppb (18) | N/A | 38.0 ppb (35) | N/A | N/A | 3.0 ppb (2) | 0.9 ppb (10) | N/A | N/A | 54.0 | |
| Jan. 21, 2020, 1 a.m. | 36.7 ppb (34) | 3.7 ppb (3) | N/A | 33.0 ppb (31) | N/A | N/A | 8.0 ppb (6) | 0.65 ppb (7) | N/A | N/A | 34.0 | |
| Jan. 21, 2020, midnight | 38.6 ppb (36) | 6.7 ppb (6) | N/A | 32.0 ppb (30) | N/A | N/A | 11.0 ppb (8) | 0.6 ppb (7) | N/A | N/A | 36.0 | |
| Jan. 20, 2020, 11 p.m. | 39.8 ppb (37) | 10.0 ppb (9) | N/A | 30.0 ppb (28) | N/A | N/A | 13.0 ppb (10) | 0.64 ppb (7) | N/A | N/A | 37.0 | |
| Jan. 20, 2020, 10 p.m. | 37.5 ppb (35) | 10.2 ppb (9) | N/A | 27.0 ppb (25) | N/A | N/A | 13.0 ppb (10) | 0.58 ppb (6) | N/A | N/A | 35.0 | |
| Jan. 20, 2020, 9 p.m. | 31.8 ppb (29) | 10.2 ppb (9) | N/A | 22.0 ppb (20) | N/A | N/A | 16.0 ppb (12) | 0.51 ppb (6) | N/A | N/A | 29.0 | |
| Jan. 20, 2020, 8 p.m. | 31.7 ppb (29) | 10.1 ppb (9) | N/A | 22.0 ppb (20) | N/A | N/A | 16.0 ppb (12) | 0.51 ppb (6) | N/A | N/A | 29.0 | |
| Jan. 20, 2020, 7 p.m. | 30.4 ppb (28) | 8.5 ppb (8) | N/A | 22.0 ppb (20) | N/A | N/A | 14.0 ppb (11) | 0.47 ppb (5) | N/A | N/A | 28.0 | |
| Jan. 20, 2020, 6 p.m. | 32.1 ppb (30) | 10.7 ppb (10) | N/A | 21.0 ppb (19) | N/A | N/A | 14.0 ppb (11) | 0.49 ppb (5) | N/A | N/A | 30.0 | |
| Jan. 20, 2020, 5 p.m. | 49.3 ppb (46) | 20.9 ppb (19) | N/A | 28.0 ppb (26) | N/A | N/A | 8.0 ppb (6) | 0.64 ppb (7) | N/A | N/A | 46.0 | |
| Jan. 20, 2020, 4 p.m. | 58.5 ppb (55) | 27.7 ppb (26) | N/A | 31.0 ppb (29) | N/A | N/A | 6.0 ppb (5) | 0.65 ppb (7) | N/A | N/A | 55.0 | |
| Jan. 20, 2020, 3 p.m. | 130.4 ppb (106) | 95.0 ppb (94) | N/A | 35.0 ppb (32) | N/A | N/A | 3.0 ppb (2) | 1.02 ppb (11) | N/A | N/A | 106.0 |